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In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a 2 + b 2]1/2
Unless otherwise stated the expanded uncertainties given below correspond to k = 2 (at a 95 % level of confidence)
Serbia, DMDM (Directorate of Measures and Precious Metals)
DC voltage (up to 1100 V) ,
DC voltage sources: single values
:
1 V to 10 V
Standard cell, solid state voltage standard
Absolute expanded uncertainty
:
0.45 µV to 1.0E1 µV
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / µV ","col_3":"Reference Stanard used in calibration"},"row_2":{"col_1":"1.018 V","col_2":"0.12","col_3":"Josephson Voltage Standard"},"row_3":{"col_1":"1 V","col_2":"0.12","col_3":"Josephson Voltage Standard"},"row_4":{"col_1":"10 V","col_2":"0.04","col_3":"Josephson Voltage Standard"},"row_5":{"col_1":"1.018 V","col_2":"0.45","col_3":"Group of standard cells and solid state voltage standards"},"row_6":{"col_1":"1 V","col_2":"1","col_3":"Group of standard cells and solid state voltage standards"},"row_7":{"col_1":"10 V","col_2":"1","col_3":"Group of standard cells and solid state voltage standards"}}
Difference measurement
Fixed voltage : 1.018 V, 1 V, 10 V
Approved on 06 August 2013
Institute service identifier : DMDM/1
CMC ID :
EURAMET-EM-RS-00000ERH-1
DC resistance ,
DC resistance standards and sources: high values
:
1.00E7 Ω to 1.00E9 Ω
Fixed resistor, resistance box
Relative expanded uncertainty
:
6.0E1 µΩ/Ω to 5.0E3 µΩ/Ω
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / (µΩ/Ω)"},"row_2":{"col_1":"100 µΩ","col_2":"20"},"row_3":{"col_1":"1 mΩ","col_2":"10"},"row_4":{"col_1":"10 mΩ","col_2":"2.5"},"row_5":{"col_1":"100 mΩ","col_2":"1.5"},"row_6":{"col_1":"1 Ω","col_2":"0.2"},"row_7":{"col_1":"10 Ω","col_2":"0.33"},"row_8":{"col_1":"100 Ω","col_2":"0.39"},"row_9":{"col_1":"1000 Ω","col_2":"0.24"},"row_10":{"col_1":"10000 Ω","col_2":"0.29"},"row_11":{"col_1":"100 kΩ","col_2":"2.6"},"row_12":{"col_1":"1 MΩ","col_2":"6.5"},"row_13":{"col_1":"10 MΩ","col_2":"60"},"row_14":{"col_1":"100 MΩ","col_2":" 500"},"row_15":{"col_1":"1 GΩ","col_2":"5000"}}
Comparison by means of a binary voltage divider bridge
Voltage : 90.9 V
Fixed resistor in oil or air bath, temperature: 23 °C
Approved on 06 January 2015
Institute service identifier : DMDM/121
CMC ID :
EURAMET-EM-RS-00000ESJ-1
Impedance (up to the MHz range) ,
Capacitance for dielectric capacitors
:
0.01 nF to 1.00E4 nF
Fixed capacitor, switched capacitor, capacitance box
Relative expanded uncertainty
:
0.59 mF/F to 8.1 mF/F
Uncertainty table
{"row_1":{"col_1":"","col_2":"20 Hz","col_3":"120 Hz","col_4":"1 kHz","col_5":"10 kHz","col_6":"100 kHz","col_7":"1 MHz","col_8":"2 MHz"},"row_2":{"col_1":"0.01 nF","col_2":"-","col_3":"-","col_4":"-","col_5":"-","col_6":"0.81","col_7":"0.72 to 0.81","col_8":"0.84"},"row_3":{"col_1":"0.1 nF","col_2":"-","col_3":"-","col_4":"-","col_5":"-","col_6":"0.62","col_7":"0.61 to 0.63","col_8":"0.71"},"row_4":{"col_1":"1 nF","col_2":"-","col_3":"-","col_4":"0.71 to 1.31","col_5":"-","col_6":"-","col_7":"0.59 to 0.69","col_8":"0.60 to 0.78"},"row_5":{"col_1":"100 nF","col_2":"-","col_3":"0.6","col_4":"-","col_5":"-","col_6":"0.69","col_7":"-","col_8":"-"},"row_6":{"col_1":"10000 nF","col_2":"3.06","col_3":"3.06","col_4":"3.1","col_5":"3.56","col_6":"8.07","col_7":"-","col_8":"-"}}
LCR meter
Frequency : 20 Hz to 2 MHz
Approved on 06 August 2013
Institute service identifier : DMDM/109
CMC ID :
EURAMET-EM-RS-00000ES4-1
Impedance (up to the MHz range) ,
Capacitance: meters
:
1 pF to 1000 pF
Capacitance bridge, LCR meter
Relative expanded uncertainty
:
5.0E-3 mF/F to 0.26 mF/F
Uncertainty table
{"row_1":{"col_1":"","col_2":" 1 kHz","col_3":"100 Hz to 1 MHz"},"row_2":{"col_1":"1 pF","col_2":"0.01","col_3":"0.03 to 0.26"},"row_3":{"col_1":"10 pF","col_2":"0.007","col_3":"0.012 to 0.13"},"row_4":{"col_1":"100 pF","col_2":"0.007","col_3":"0.012 to 0.09"},"row_5":{"col_1":"1000 pF","col_2":"0.005","col_3":"0.01 to 0.014"}}
Direct measurement
Frequency : 100 Hz to 1 MHz
Approved on 06 August 2013
Institute service identifier : DMDM/110
CMC ID :
EURAMET-EM-RS-00000ES5-1
DC current (up to 100 A) ,
DC current sources: low values
:
0.1 mA
Current generator, multifunction calibrator
Absolute expanded uncertainty
:
1.3 nA
Voltage drop across standard resistor
Power dissipation of standard resistor : 0.1 mW
Approved on 06 August 2013
Institute service identifier : DMDM/78
CMC ID :
EURAMET-EM-RS-00000ERI-1
DC resistance ,
DC resistance standards and sources: intermediate values
:
10 Ω to 1.00E6 Ω
Fixed resistor, resistance box
Relative expanded uncertainty
:
0.24 µΩ/Ω to 6.5 µΩ/Ω
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / (µΩ/Ω)"},"row_2":{"col_1":"100 µΩ","col_2":"20"},"row_3":{"col_1":"1 mΩ","col_2":"10"},"row_4":{"col_1":"10 mΩ","col_2":"2.5"},"row_5":{"col_1":"100 mΩ","col_2":"1.5"},"row_6":{"col_1":"1 Ω","col_2":"0.2"},"row_7":{"col_1":"10 Ω","col_2":"0.33"},"row_8":{"col_1":"100 Ω","col_2":"0.39"},"row_9":{"col_1":"1000 Ω","col_2":"0.24"},"row_10":{"col_1":"10000 Ω","col_2":"0.29"},"row_11":{"col_1":"100 kΩ","col_2":"2.6"},"row_12":{"col_1":"1 MΩ","col_2":"6.5"},"row_13":{"col_1":"10 MΩ","col_2":"60"},"row_14":{"col_1":"100 MΩ","col_2":" 500"},"row_15":{"col_1":"1 GΩ","col_2":"5000"}}
Comparison by means of a direct current comparator bridge, comparison by means of a binary voltage divider bridge
Power : 10 mW up to 10 kΩ
Voltage : 18.18 V for 100 kΩ, 45.5 V for 1 MΩ
Fixed resistor in oil bath, temperature: 23 °C
Approved on 06 January 2015
Institute service identifier : DMDM/18
CMC ID :
EURAMET-EM-RS-00000ES1-1
High voltage and current ,
High AC voltage: voltage transformer phase displacement
:
0 mrad to 30 mrad
Voltage transformer
Absolute expanded uncertainty
:
0.1 mrad to 0.15 mrad
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty"},"row_2":{"col_1":"100/√3 V to 600/√3 V","col_2":"0.10"},"row_3":{"col_1":"600 V to 4000 V","col_2":"0.10"},"row_4":{"col_1":"5000 V to 35000 V","col_2":"0.10"},"row_5":{"col_1":"40000/√3 V to 120000/√3 V","col_2":"0.15"}}
Direct comparison
Primary voltage : 100/√3 V to 120/√3 kV
Secondary voltage : 100/√3 V, 110/√3 V, 100 V, 110 V, 120 V
Frequency : 50 Hz
Uncertainties are minimum and maximum values.
Approved on 07 February 2019
Institute service identifier : DMDM/117
CMC ID :
EURAMET-EM-RS-00000ERQ-1
Other DC and low frequency measurements ,
Current and voltage waveform: mains frequency current harmonics
:
0.016 A to 10 A
Mains frequency harmonics analyser
Relative expanded uncertainty
:
0.4 mA/A to 2.9 mA/A
Uncertainty table
{"row_1":{"col_1":"","col_2":"1","col_3":"2 to 9","col_4":"10 to 17","col_5":"18 to 50"},"row_2":{"col_1":"0.016 A to 10 A","col_2":"0.4","col_3":"-","col_4":"-","col_5":"-"},"row_3":{"col_1":"(0.016 A to 10 A)/<I>n</I>","col_2":"-","col_3":"1.4","col_4":"1.7","col_5":"2.9"}}
Comparison
Harmonic number : 1 to 50
For IEC 61000-3-2, IEC 61000-3-3, current in A dependent on wave shape.
Approved on 07 February 2019
Institute service identifier : DMDM/120
CMC ID :
EURAMET-EM-RS-00000ESI-1
DC current (up to 100 A) ,
DC current sources: intermediate values
:
1.00E-4 A to 20 A
Current generator, multifunction calibrator
Absolute expanded uncertainty
:
1.3E-3 µA to 4.8E3 µA
Uncertainty table
{"row_1":{"col_1":"","col_2":"Power dissipation","col_3":"Expanded uncertainty"},"row_2":{"col_1":"0.1 mA to 1 mA","col_2":"up to 10 mW","col_3":"1.3 nA to 12 nA"},"row_3":{"col_1":"1 mA to 3 mA","col_2":"up to 10 mW","col_3":"12 nA to 35 nA"},"row_4":{"col_1":"3 mA to 10 mA","col_2":"up to 10 mW","col_3":"33 nA to 98 nA"},"row_5":{"col_1":"10 mA to 30 mA","col_2":"up to 10 mW","col_3":"0.14 µA to 0.33 µA"},"row_6":{"col_1":"30 mA to 100 mA","col_2":"up to 10 mW","col_3":"1.2 µA to 1.4 µA"},"row_7":{"col_1":"0.1 A to 1 A","col_2":"up to 100 mW","col_3":"11 µA to 16 µA"},"row_8":{"col_1":"1 A to 3 A","col_2":"up to 100 mW","col_3":"0.11 mA to 0.32 mA"},"row_9":{"col_1":"3 A to 10 A","col_2":"up to 100 mW","col_3":"0.59 mA to 1.1 mA"},"row_10":{"col_1":"10 A to 20 A","col_2":"up to 100 mW","col_3":"3.9 mA to 4.4 mA"}}
Voltage drop across standard resistor
Power dissipation of standard resistor : up to 100 mW
Approved on 06 August 2013
Institute service identifier : DMDM/79
CMC ID :
EURAMET-EM-RS-00000ERJ-1
AC power ,
AC power and energy: three phase
:
0.4 Ws to 4.80E6 Ws
Energy meter
Relative expanded uncertainty
:
1.2E2 µWh (VAh)-1 to 1.3E2 µWh (VAh)-1
Direct comparison
Voltage : 30 V to 480 V
Current : 0.05 A to 100 A
Power factor (reactive power factor) : 1 to 0.25, inductive or capacitive
Frequency : 50 Hz to 60 Hz
Measurement time : 1 s to 100 s
Range values per phase. Uncertainties are minimum and maximum values.
Approved on 06 August 2013
Institute service identifier : DMDM/106
CMC ID :
EURAMET-EM-RS-00000ESH-1
Other DC and low frequency measurements ,
Phase angle: sources
:
0 ° to 360 °
Phase source
Absolute expanded uncertainty
:
4.0E-2 ° to 1.7 °
Uncertainty table
{"row_1":{"col_1":"","col_2":"<I>U</I><SUB>1</SUB> = <I>U</I><SUB>2</SUB>","col_3":"<I>U</I><SUB>2</SUB> / <I>U</I><SUB>1</SUB> <= 1000"},"row_2":{"col_1":"1 Hz to 50 Hz","col_2":"0.06","col_3":"0.08 to 0.22"},"row_3":{"col_1":"50 Hz to 100 Hz","col_2":"0.04","col_3":"0.06 to 0.21"},"row_4":{"col_1":"100 Hz to 1 kHz","col_2":"0.08","col_3":"0.18 to 0.48"},"row_5":{"col_1":"1 kHz to 10 kHz","col_2":"0.08 to 0.14","col_3":"0.18 to 0.78"},"row_6":{"col_1":"10 kHz to 100 kHz","col_2":"0.14 to 0.83","col_3":"0.29 to 1.68"}}
Direct measurement
Frequency : 1 Hz to 100 kHz
Voltage : 10 mV to 350 V
Approved on 06 August 2013
Institute service identifier : DMDM/108
CMC ID :
EURAMET-EM-RS-00000ERT-1
DC current (up to 100 A) ,
DC current sources: high values
:
20 A to 30 A
Current generator
Absolute expanded uncertainty
:
4.8 mA to 6 mA
Voltage drop across standard resistor
Power dissipation of standard resistor : up to 100 mW
Approved on 06 August 2013
Institute service identifier : DMDM/88
CMC ID :
EURAMET-EM-RS-00000ERK-1
DC current (up to 100 A) ,
DC current meters: low values
:
0.1 mA
Ammeter, multimeter
Absolute expanded uncertainty
:
1.3 nA
Voltage drop across standard resistor
Power dissipation of standard resistor : 0.1 mW
Approved on 06 August 2013
Institute service identifier : DMDM/89
CMC ID :
EURAMET-EM-RS-00000ERL-1
DC resistance ,
DC resistance meters: low values
:
1.00E-4 Ω to 1 Ω
Multimeter, resistance bridge
Relative expanded uncertainty
:
2.0E1 µΩ/Ω to 0.2 µΩ/Ω
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / (µΩ/Ω)"},"row_2":{"col_1":"100 µΩ","col_2":"20"},"row_3":{"col_1":"1 mΩ","col_2":"10"},"row_4":{"col_1":"10 mΩ","col_2":"2.5"},"row_5":{"col_1":"100 mΩ","col_2":"1.5"},"row_6":{"col_1":"1 Ω","col_2":"0.2"},"row_7":{"col_1":"10 Ω","col_2":"0.33"},"row_8":{"col_1":"100 Ω","col_2":"0.39"},"row_9":{"col_1":"1000 Ω","col_2":"0.24"},"row_10":{"col_1":"10000 Ω","col_2":"0.29"},"row_11":{"col_1":"100 kΩ","col_2":"2.6"},"row_12":{"col_1":"1 MΩ","col_2":"6.5"},"row_13":{"col_1":"10 MΩ","col_2":"60"},"row_14":{"col_1":"100 MΩ","col_2":" 500"},"row_15":{"col_1":"1 GΩ","col_2":"5000"}}
Direct method of measurement
Temperature: 23 °C
Approved on 06 January 2015
Institute service identifier : DMDM/31
CMC ID :
EURAMET-EM-RS-00000ES2-1
AC voltage (up to the MHz range) ,
AC voltage: AC/DC transfer difference at medium voltage
:
0.5 V to 5 V
AC-DC transfer standard, thermal converter
Relative expanded uncertainty
:
1.0E1 µV/V to 5.6E1 µV/V
Uncertainty table
{"row_1":{"col_1":"","col_2":"10 Hz","col_3":"20 Hz","col_4":"40 Hz","col_5":"500 Hz","col_6":"1 kHz","col_7":"10 kHz","col_8":"20 kHz","col_9":"50 kHz","col_10":"100 kHz","col_11":"200 kHz","col_12":"500 kHz","col_13":"700 kHz","col_14":"1 MHz"},"row_2":{"col_1":"10 mV","col_2":"230","col_3":"220","col_4":"210","col_5":"220","col_6":"210","col_7":"220","col_8":"220","col_9":"220","col_10":"230","col_11":"220","col_12":"230","col_13":"230","col_14":"240"},"row_3":{"col_1":"20 mV","col_2":"110","col_3":"94","col_4":"96","col_5":"95","col_6":"91","col_7":"91","col_8":"91","col_9":"96","col_10":"100","col_11":"100","col_12":"110","col_13":"120","col_14":"150"},"row_4":{"col_1":"30 mV","col_2":"81","col_3":"64","col_4":"64","col_5":"60","col_6":"60","col_7":"60","col_8":"59","col_9":"64","col_10":"68","col_11":"73","col_12":"81","col_13":"100","col_14":"110"},"row_5":{"col_1":"60 mV","col_2":"55","col_3":"47","col_4":"47","col_5":"47","col_6":"47","col_7":"47","col_8":"47","col_9":"47","col_10":"47","col_11":"55","col_12":"64","col_13":"81","col_14":"90"},"row_6":{"col_1":"100 mV","col_2":"37","col_3":"37","col_4":"37","col_5":"37","col_6":"37","col_7":"37","col_8":"37","col_9":"33","col_10":"37","col_11":"33","col_12":"37","col_13":"46","col_14":"60"},"row_7":{"col_1":"200 mV","col_2":"37","col_3":"37","col_4":"37","col_5":"37","col_6":"37","col_7":"37","col_8":"37","col_9":"37","col_10":"33","col_11":"37","col_12":"46","col_13":"60","col_14":"60"},"row_8":{"col_1":"400 mV","col_2":"24","col_3":"24","col_4":"24","col_5":"17","col_6":"17","col_7":"17","col_8":"18","col_9":"18","col_10":"20","col_11":"28","col_12":"37","col_13":"47","col_14":"52"},"row_9":{"col_1":"600 mV","col_2":"17","col_3":"17","col_4":"17","col_5":"17","col_6":"17","col_7":"17","col_8":"17","col_9":"17","col_10":"20","col_11":"28","col_12":"37","col_13":"47","col_14":"52"},"row_10":{"col_1":"1 V","col_2":"14","col_3":"14","col_4":"13","col_5":"13","col_6":"13","col_7":"13","col_8":"13","col_9":"13","col_10":"14","col_11":"17","col_12":"24","col_13":"35","col_14":"44"},"row_11":{"col_1":"2 V","col_2":"11","col_3":"11","col_4":"11","col_5":"10","col_6":"10","col_7":"10","col_8":"10","col_9":"11","col_10":"11","col_11":"14","col_12":"23","col_13":"33","col_14":"43"},"row_12":{"col_1":"3 V","col_2":"12","col_3":"11","col_4":"11","col_5":"10","col_6":"10","col_7":"10","col_8":"10","col_9":"11","col_10":"11","col_11":"14","col_12":"23","col_13":"33","col_14":"43"},"row_13":{"col_1":"6 V","col_2":"18","col_3":"16","col_4":"15","col_5":"13","col_6":"13","col_7":"13","col_8":"13","col_9":"13","col_10":"16","col_11":"21","col_12":"28","col_13":"42","col_14":"56"},"row_14":{"col_1":"10 V","col_2":"23","col_3":"18","col_4":"18","col_5":"14","col_6":"14","col_7":"14","col_8":"14","col_9":"14","col_10":"18","col_11":"25","col_12":"32","col_13":"47","col_14":"64"},"row_15":{"col_1":"20 V","col_2":"27","col_3":"21","col_4":"21","col_5":"16","col_6":"16","col_7":"16","col_8":"16","col_9":"16","col_10":"22","col_11":"27","col_12":"37","col_13":"53","col_14":"73"},"row_16":{"col_1":"30 V","col_2":"30","col_3":"25","col_4":"24","col_5":"17","col_6":"17","col_7":"18","col_8":"18","col_9":"18","col_10":"25","col_11":"25","col_12":"-","col_13":"-","col_14":"-"},"row_17":{"col_1":"60 V","col_2":"39","col_3":"30","col_4":"29","col_5":"22","col_6":"22","col_7":"22","col_8":"22","col_9":"22","col_10":"30","col_11":"40","col_12":"-","col_13":"-","col_14":"-"},"row_18":{"col_1":"100 V","col_2":"40","col_3":"30","col_4":"30","col_5":"22","col_6":"22","col_7":"22","col_8":"22","col_9":"22","col_10":"30","col_11":"-","col_12":"-","col_13":"-","col_14":"-"},"row_19":{"col_1":"200 V","col_2":"43","col_3":"33","col_4":"33","col_5":"24","col_6":"24","col_7":"24","col_8":"24","col_9":"24","col_10":"33","col_11":"-","col_12":"-","col_13":"-","col_14":"-"},"row_20":{"col_1":"300 V","col_2":"48","col_3":"36","col_4":"37","col_5":"27","col_6":"27","col_7":"27","col_8":"27","col_9":"27","col_10":"36","col_11":"-","col_12":"-","col_13":"-","col_14":"-"},"row_21":{"col_1":"600 V","col_2":"53","col_3":"40","col_4":"40","col_5":"27","col_6":"27","col_7":"27","col_8":"27","col_9":"27","col_10":"40","col_11":"-","col_12":"-","col_13":"-","col_14":"-"},"row_22":{"col_1":"800 V","col_2":"58","col_3":"43","col_4":"40","col_5":"27","col_6":"27","col_7":"27","col_8":"27","col_9":"28","col_10":"42","col_11":"-","col_12":"-","col_13":"-","col_14":"-"},"row_23":{"col_1":"1000 V","col_2":"57","col_3":"43","col_4":"40","col_5":"27","col_6":"27","col_7":"27","col_8":"27","col_9":"28","col_10":"42","col_11":"-","col_12":"-","col_13":"-","col_14":"-"}}
Comparison
Frequency : 10 Hz to 1 MHz
Approved on 06 August 2013
Institute service identifier : DMDM/46
CMC ID :
EURAMET-EM-RS-00000ES8-1
AC power ,
AC power and energy: single phase (frequency <= 400 Hz)
:
0 var to 4.80E4 var
Power meter, power converter
Relative expanded uncertainty
:
3.7E1 µvar (VA)-1 to 1.3E2 µvar (VA)-1
Uncertainty table
{"row_1":{"col_1":"","col_2":"Voltage","col_3":"Current","col_4":"Frequency","col_5":"Direct comparison","col_6":"Sampling method"},"row_2":{"col_1":"0 var to 14000 var","col_2":"4 V to 700 V","col_3":"0.05 A to 20 A","col_4":"16 Hz to 400 Hz","col_5":"-","col_6":"37 µvar/VA to 50 µvar/VA"},"row_3":{"col_1":"0 var to 48000 var","col_2":"30 V to 480 V","col_3":"0.05 A to 100 A","col_4":"50 Hz to 60 Hz","col_5":"116 µvar/VA to 129 µvar/VA","col_6":"-"}}
Direct comparison or sampling method
Voltage : 4 V to 700 V
Current : 0.05 A to 100 A
Power factor : 1 to 0, inductive or capacitive
Frequency : 16 Hz to 400 Hz
Uncertainties are minimum and maximum values
Approved on 06 August 2013
Institute service identifier : DMDM/115
CMC ID :
EURAMET-EM-RS-00000ESE-1
High voltage and current ,
High AC voltage: voltage transformer ratio error
:
0 % to 2 %
Voltage transformer
Absolute expanded uncertainty
:
1.0E-2 % to 2.0E-2 %
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty"},"row_2":{"col_1":"100/√3 V to 600/√3 V","col_2":"0.01"},"row_3":{"col_1":"600 V to 4000 V","col_2":"0.01"},"row_4":{"col_1":"5000 V to 35000 V","col_2":"0.01"},"row_5":{"col_1":"40000/√3 V to 120000/√3 V","col_2":"0.02"}}
Direct comparison
Primary voltage : 100/√3 V to 120/√3 kV
Secondary voltage : 100/√3 V, 110/√3 V, 100 V, 110 V, 120 V
Frequency : 50 Hz
Uncertainties are minimum and maximum values.
Approved on 07 February 2019
Institute service identifier : DMDM/116
CMC ID :
EURAMET-EM-RS-00000ERP-1
DC voltage (up to 1100 V) ,
DC voltage sources: single values
:
1 V to 10 V
Solid state voltage standard
Relative expanded uncertainty
:
4.0E-2 µV/V to 0.12 µV/V
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / µV ","col_3":"Reference Stanard used in calibration"},"row_2":{"col_1":"1.018 V","col_2":"0.12","col_3":"Josephson Voltage Standard"},"row_3":{"col_1":"1 V","col_2":"0.12","col_3":"Josephson Voltage Standard"},"row_4":{"col_1":"10 V","col_2":"0.04","col_3":"Josephson Voltage Standard"},"row_5":{"col_1":"1.018 V","col_2":"0.45","col_3":"Group of standard cells and solid state voltage standards"},"row_6":{"col_1":"1 V","col_2":"1","col_3":"Group of standard cells and solid state voltage standards"},"row_7":{"col_1":"10 V","col_2":"1","col_3":"Group of standard cells and solid state voltage standards"}}
Direct comparison with JVS
Fixed voltage : 1.018 V, 1 V, 10 V
Approved on 07 April 2016
Institute service identifier : DMDM/122
CMC ID :
EURAMET-EM-RS-00000ESK-1
Impedance (up to the MHz range) ,
Inductance: meters
:
0.1 mH to 1.00E4 mH
Inductance bridge, LCR meter
Relative expanded uncertainty
:
0.2 mH/H to 0.5 mH/H
Uncertainty table
{"row_1":{"col_1":"","col_2":"100 Hz ","col_3":" 1 kHz"},"row_2":{"col_1":"0.1 mH to 1000 mH ","col_2":"-","col_3":"0.2"},"row_3":{"col_1":"1 H to 10 H ","col_2":"0.5","col_3":"0.2"}}
Direct measurement
Frequency : 100 Hz, 1 kHz
Approved on 06 August 2013
Institute service identifier : DMDM/111
CMC ID :
EURAMET-EM-RS-00000ES6-1
DC resistance ,
DC resistance meters: intermediate values
:
0.01 kΩ to 1.00E6 kΩ
Ohmmeter, multimeter, resistance bridge
Relative expanded uncertainty
:
0.24 µΩ/Ω to 5.0E3 µΩ/Ω
Uncertainty table
{"row_1":{"col_1":"","col_2":"Expanded uncertainty / (µΩ/Ω)"},"row_2":{"col_1":"100 µΩ","col_2":"20"},"row_3":{"col_1":"1 mΩ","col_2":"10"},"row_4":{"col_1":"10 mΩ","col_2":"2.5"},"row_5":{"col_1":"100 mΩ","col_2":"1.5"},"row_6":{"col_1":"1 Ω","col_2":"0.2"},"row_7":{"col_1":"10 Ω","col_2":"0.33"},"row_8":{"col_1":"100 Ω","col_2":"0.39"},"row_9":{"col_1":"1000 Ω","col_2":"0.24"},"row_10":{"col_1":"10000 Ω","col_2":"0.29"},"row_11":{"col_1":"100 kΩ","col_2":"2.6"},"row_12":{"col_1":"1 MΩ","col_2":"6.5"},"row_13":{"col_1":"10 MΩ","col_2":"60"},"row_14":{"col_1":"100 MΩ","col_2":" 500"},"row_15":{"col_1":"1 GΩ","col_2":"5000"}}
Direct method of measurement
Temperature: 23 °C
Approved on 06 January 2015
Institute service identifier : DMDM/36
CMC ID :
EURAMET-EM-RS-00000ES3-1
